When is the best time to book your flight? Google Search has spilled its airfare secrets

The last time I booked a vacation flight, I literally spent over an hour finding the cheapest ticket to Hawaii with two criteria in mind: that it wasn't a red-eye flight, and it only had one layover. At least one layover was to be expected (at LAX) because Kentucky is a long way from the Aloha State. I could've saved some time, though -- and money -- had I known what Google's recent report revealed.

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What is the cheapest day to fly?

Based on Google Flights' aggregate data from 2021 to 2025, travelers looking for the most affordable airfare should consider flying early in the week. Tuesday has consistently been identified as the cheapest day to fly, followed by Monday and Wednesday. Opting for flights on midweek days can save you anywhere from 13 ...